八年级上Unit2知识点.doc

Unit 2: How often do you exercise?【重点词汇】 always, usually, often, sometimes, hardly , ever, never. how often, once , twice , three times a week , every day. milk, junk food, health, unhealthy, habit, exercise, most, result, try, different maybe, although, arm, foot, tooth, ear, eye, advice, thirsty ,forget, finish, plan . 【应掌握的词组】1. go to the movies 去看电影 2. look after = take care of 照顾3. surf the internet 上网 4. healthy lifestyle 健康的生活方式5. go skate boarding 去划板 6. keep healthy=stay healthy 保持健康7. exercise=take(much)exercise=do sports锻炼 8. eating habits 饮食习惯9. take more exercise 做更多的运动 10. the same as 与什么相同 11. be different from 不同 12. once a month一月一次13. twice a week一周两次 14. make a difference to 对什么有影响 15. how often 多久一次 16. although = though虽然 17. most of the students=most students 18. shop=go shopping=do some shopping 购物19. as for至于 20. activity survey活动调查 21. do homework做家庭作业 22. do house work做家务事 23. eat less meat吃更少的肉 24. junk food垃圾食物 25. be good for 对什么有益 26. be bad for对什么有害27. want to do sth 想做某事 28. want sb to do sth想某人做某事29. try to do sth 尽量做某事 30. come home from school放学回家31. of course = certainly = sure当然 32. get good grades取得好成绩 33. some advice 34. hardly=not nearly / almost not几乎不35. keep/be in good health保持健康 36.be stressed紧张的，有压力的37. take a vacation 去度假 48.get back 回来【应掌握的句子】1. How often do you exercise ? How often + 助动词do(does或did) + 主语 + do sth. ? 疑问词how often是问频率(多经常), 在这里助动词do(does或did) 是起帮助构成疑问的作用 Every day / Once a week / Twice a month / Three times a month / Three or four times a month .2. What do you usually do on weekends ? 第一个do 为助动词, 在这起帮助构成疑问的作用；而第二个 do 则是实义动词。 I usually play soccer .3. Whats your favorite program ? Its Animal World .4. What do students do at Green High School ? 第一个do 为助动词, 在这起帮助构成疑问的作用；而第二个 do 则是实义动词。5. As for homework , most students do homework every day . as for.意思是“至于；关于”，常用于句首作状语，其后跟名词、代词或动词的-ing形式（即动名词）。如：As for him，I never want to see him here. 至于他，我永远不希望在这里见到。As for the story，youd better not believe it. 关于那故事，你最好不要相信。6. The results for “watch TV” are interesting.7. Mom wants me to get up at 6:00 and play ping-pong with her. want to do sth.意思是“想要做某事”；want sb. to do sth.意思是“想要某人做某事”。如：Do you want to go to the movies with me？你想和我一起去看电影吗？The teacher doesnt want us to eat hamburgers.老师不想让我们吃汉堡包。8. She says its good for my health. be good for.表示“对有益（有好处）”。其反义为：be bad for.。（这里for 是介词，后跟名词、代词或动名词）如：Its good for us to do more reading. 多读书对我们有好处。Reading in bed is bad for your eyes.在床上读书对你的眼睛有害。9. How many hours do you sleep every night?10. I exercise every day, usually when I come home from school .11. My eating habits are pretty good .这里pretty相当于very 。12. I try to eat a lot of vegetables, usually ten to eleven times a week . try to do sth.表示“ 尽力做某事 ” ，不包含是否成功的意思 / try doing sth. 表示“ （用某一办法）试着去做某事”。 如:Youd better try doing the experiment in another way. 你最好试试用另一种方法做这个试验。13. My healthy lifestyle helps me get good grades . help sb.(to) do sth.帮助某人做某事14. Good food and exercise help me to study better. help sb. (to) do sth.帮助某人做某事 / 这里better是well的比较级，而不是good的比较级15. Is her lifestyle the same as yours or different? Is her lifestyle the same as your lifestyle or is her lifestyle different from your lifestyle ? be the same as / be different from 16. I think Im kind of unhealthy. kind of = a little / a kind of 意思是“一种”17. What sports do you play? 18. A lot of vegetables